package com.mango9x.utils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.Socket;
import java.net.UnknownHostException;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpVersion;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.PlainSocketFactory;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.apache.http.protocol.HTTP;
import org.json.JSONException;
import org.json.JSONObject;
import android.content.Context;
import android.util.Log;

public class HttpHelpers {

	public static JSONObject getJSONfromURL(String url) {
		InputStream is = null;
		String result = "";
		JSONObject jArray = null;
		try {
			HttpClient httpclient = getNewHttpClient();
			HttpGet httppost = new HttpGet(url);
			HttpResponse response = httpclient.execute(httppost);
			HttpEntity entity = response.getEntity();
			is = entity.getContent();

		} catch (Exception e) {
			e.printStackTrace();
		}

		try {
			BufferedReader reader = new BufferedReader(new InputStreamReader(
					is, "iso-8859-1"), 8);

			StringBuilder sb = new StringBuilder();
			String line = null;
			while ((line = reader.readLine()) != null) {
				sb.append(line + "\n");
			}
			is.close();
			result = sb.toString();

		} catch (Exception e) {
			e.printStackTrace();
		}
		try {
			Log.i("DREG", result);
			jArray = new JSONObject(result);

		} catch (JSONException e) {
			e.printStackTrace();
		}
		return jArray;
	}

	public static String getStringfromURL(String url) {
		InputStream is = null;
		String result = "";
		try {
			HttpClient httpclient = getNewHttpClient();
			HttpGet httppost = new HttpGet(url);
			HttpResponse response = httpclient.execute(httppost);
			HttpEntity entity = response.getEntity();
			is = entity.getContent();

		} catch (Exception e) {
			e.printStackTrace();
		}

		try {
			BufferedReader reader = new BufferedReader(new InputStreamReader(
					is, "iso-8859-1"), 8);

			StringBuilder sb = new StringBuilder();
			String line = null;
			while ((line = reader.readLine()) != null) {
				sb.append(line + "\n");
			}
			is.close();
			result = sb.toString();

		} catch (Exception e) {
			e.printStackTrace();
		}
		Log.i("DREG", "RESULT="+result);
		return result;
	}

	// To avaid certificate errors
	public static class MySSLSocketFactory extends SSLSocketFactory {
		SSLContext sslContext = SSLContext.getInstance("TLS");

		public MySSLSocketFactory(KeyStore truststore)
				throws NoSuchAlgorithmException, KeyManagementException,
				KeyStoreException, UnrecoverableKeyException {
			super(truststore);

			TrustManager tm = new X509TrustManager() {
				public void checkClientTrusted(X509Certificate[] chain,
						String authType) throws CertificateException {
				}

				public void checkServerTrusted(X509Certificate[] chain,
						String authType) throws CertificateException {
				}

				public X509Certificate[] getAcceptedIssuers() {
					return null;
				}
			};

			sslContext.init(null, new TrustManager[] { tm }, null);
		}

		@Override
		public Socket createSocket(Socket socket, String host, int port,
				boolean autoClose) throws IOException, UnknownHostException {
			return sslContext.getSocketFactory().createSocket(socket, host,
					port, autoClose);
		}

		@Override
		public Socket createSocket() throws IOException {
			return sslContext.getSocketFactory().createSocket();
		}
	}

	public static DefaultHttpClient getNewHttpClient() {
		try {
			KeyStore trustStore = KeyStore.getInstance(KeyStore
					.getDefaultType());
			trustStore.load(null, null);

			SSLSocketFactory sf = new MySSLSocketFactory(trustStore);
			sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);

			HttpParams params = new BasicHttpParams();
			HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
			HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);

			SchemeRegistry registry = new SchemeRegistry();
			registry.register(new Scheme("http", PlainSocketFactory
					.getSocketFactory(), 80));
			registry.register(new Scheme("https", sf, 443));

			ClientConnectionManager ccm = new ThreadSafeClientConnManager(
					params, registry);

			return new DefaultHttpClient(ccm, params);
		} catch (Exception e) {
			return new DefaultHttpClient();
		}
	}

}
